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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A173483 a(n) = the largest (n+1)-digit number ending in n zeros that is divisible by n, else 0.

Table of values

n a(n)
1 90
2 900
3 9000
4 90000
5 900000
6 9000000
7 70000000
8 900000000
9 9000000000
10 90000000000
11 0
12 9000000000000
13 0
14 700000000000000
15 9000000000000000
16 90000000000000000
17 0
18 9000000000000000000
19 0
20 900000000000000000000

List of values

[90, 900, 9000, 90000, 900000, 9000000, 70000000, 900000000, 9000000000, 90000000000, 0, 9000000000000, 0, 700000000000000, 9000000000000000, 90000000000000000, 0, 9000000000000000000, 0, 900000000000000000000]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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